cl_video_libavw.c File Reference

#include "quakedef.h"
#include "client.h"
#include "cl_video.h"
#include "cl_video_libavw.h"

Include dependency graph for cl_video_libavw.c:

Go to the source code of this file.

Data Structures
struct	libavwstream_t

Macros
#define	LIBAVW_PIXEL_FORMAT_BGR   0
#define	LIBAVW_PIXEL_FORMAT_BGRA   1
#define	LIBAVW_PRINT_ERROR   2
#define	LIBAVW_PRINT_FATAL   3
#define	LIBAVW_PRINT_PANIC   4
#define	LIBAVW_PRINT_WARNING   1
#define	LIBAVW_SCALER_AREA   4
#define	LIBAVW_SCALER_BICUBIC   1
#define	LIBAVW_SCALER_BICUBLIN   5
#define	LIBAVW_SCALER_BILINEAR   0
#define	LIBAVW_SCALER_GAUSS   6
#define	LIBAVW_SCALER_LANCZOS   8
#define	LIBAVW_SCALER_POINT   3
#define	LIBAVW_SCALER_SINC   7
#define	LIBAVW_SCALER_SPLINE   9
#define	LIBAVW_SCALER_X   2

Typedefs
typedef int	avwCallbackIoRead(void *, uint8_t *, int)
typedef uint64_t	avwCallbackIoSeek(void *, uint64_t, int)
typedef uint64_t	avwCallbackIoSeekSize(void *)
typedef void	avwCallbackPrint(int, const char *)

Functions
void	libavw_close (void *stream)
void	LibAvW_CloseLibrary (void)
static int	libavw_decodeframe (void *stream, void *imagedata, unsigned int Rmask, unsigned int Gmask, unsigned int Bmask, unsigned int bytesperpixel, int imagebytesperrow)
static int	LibAvW_FS_Read (void *opaque, uint8_t *buf, int buf_size)
static uint64_t	LibAvW_FS_Seek (void *opaque, uint64_t pos, int whence)
static uint64_t	LibAvW_FS_SeekSize (void *opaque)
double	libavw_getaspectratio (void *stream)
double	libavw_getframerate (void *stream)
unsigned int	libavw_getheight (void *stream)
unsigned int	libavw_getwidth (void *stream)
static void	libavw_message (int level, const char *message)
qbool	LibAvW_OpenLibrary (void)
void *	LibAvW_OpenVideo (clvideo_t *video, char *filename, const char **errorstring)

Variables
cvar_t	cl_video_libavw_minheight = {CF_ARCHIVE, "cl_video_libavw_minheight", "0", "if videos height is lesser than minimal, thay will be upscaled"}
cvar_t	cl_video_libavw_minwidth = {CF_ARCHIVE, "cl_video_libavw_minwidth", "0", "if videos width is lesser than minimal, thay will be upscaled"}
cvar_t	cl_video_libavw_scaler = {CF_ARCHIVE, "cl_video_libavw_scaler", "1", "selects a scaler for libavcode played videos. Scalers are: 0 - bilinear, 1 - bicubic, 2 - x, 3 - point, 4 - area, 5 - bicublin, 6 - gauss, 7 - sinc, 8 - lanczos, 9 - spline."}
const char *	dllnames_libavw []
static dllhandle_t	libavw_dll = NULL
const char *	libavw_extensions []
static dllfunction_t	libavwfuncs []
const char *(*	qLibAvW_AvcVersion )(void)
int(*	qLibAvW_CreateStream )(void **stream)
const char *(*	qLibAvW_ErrorString )(int errorcode)
int(*	qLibAvW_Init )(avwCallbackPrint *printfunction)
int(*	qLibAvW_PlayGetFrameImage )(void *stream, int pixel_format, void *imagedata, int imagewidth, int imageheight, int scaler)
int(*	qLibAvW_PlaySeekNextFrame )(void *stream)
int(*	qLibAvW_PlayVideo )(void *stream, void *file, avwCallbackIoRead *IoRead, avwCallbackIoSeek *IoSeek, avwCallbackIoSeekSize *IoSeekSize)
void(*	qLibAvW_RemoveStream )(void *stream)
int(*	qLibAvW_StreamGetError )(void *stream)
double(*	qLibAvW_StreamGetFramerate )(void *stream)
int(*	qLibAvW_StreamGetVideoHeight )(void *stream)
int(*	qLibAvW_StreamGetVideoWidth )(void *stream)
float(*	qLibAvW_Version )(void)

Macro Definition Documentation

LIBAVW_PIXEL_FORMAT_BGR

#define LIBAVW_PIXEL_FORMAT_BGR   0

Definition at line 43 of file cl_video_libavw.c.

Referenced by libavw_decodeframe().

LIBAVW_PIXEL_FORMAT_BGRA

#define LIBAVW_PIXEL_FORMAT_BGRA   1

Definition at line 44 of file cl_video_libavw.c.

Referenced by libavw_decodeframe().

LIBAVW_PRINT_ERROR

#define LIBAVW_PRINT_ERROR   2

Definition at line 47 of file cl_video_libavw.c.

Referenced by libavw_message().

LIBAVW_PRINT_FATAL

#define LIBAVW_PRINT_FATAL   3

Definition at line 48 of file cl_video_libavw.c.

Referenced by libavw_message().

LIBAVW_PRINT_PANIC

#define LIBAVW_PRINT_PANIC   4

Definition at line 49 of file cl_video_libavw.c.

LIBAVW_PRINT_WARNING

#define LIBAVW_PRINT_WARNING   1

Definition at line 46 of file cl_video_libavw.c.

Referenced by libavw_message().

LIBAVW_SCALER_AREA

#define LIBAVW_SCALER_AREA   4

Definition at line 36 of file cl_video_libavw.c.

LIBAVW_SCALER_BICUBIC

#define LIBAVW_SCALER_BICUBIC   1

Definition at line 33 of file cl_video_libavw.c.

LIBAVW_SCALER_BICUBLIN

#define LIBAVW_SCALER_BICUBLIN   5

Definition at line 37 of file cl_video_libavw.c.

LIBAVW_SCALER_BILINEAR

#define LIBAVW_SCALER_BILINEAR   0

Definition at line 32 of file cl_video_libavw.c.

LIBAVW_SCALER_GAUSS

#define LIBAVW_SCALER_GAUSS   6

Definition at line 38 of file cl_video_libavw.c.

LIBAVW_SCALER_LANCZOS

#define LIBAVW_SCALER_LANCZOS   8

Definition at line 40 of file cl_video_libavw.c.

LIBAVW_SCALER_POINT

#define LIBAVW_SCALER_POINT   3

Definition at line 35 of file cl_video_libavw.c.

LIBAVW_SCALER_SINC

#define LIBAVW_SCALER_SINC   7

Definition at line 39 of file cl_video_libavw.c.

LIBAVW_SCALER_SPLINE

#define LIBAVW_SCALER_SPLINE   9

Definition at line 41 of file cl_video_libavw.c.

LIBAVW_SCALER_X

#define LIBAVW_SCALER_X   2

Definition at line 34 of file cl_video_libavw.c.

Typedef Documentation

avwCallbackIoRead

typedef int avwCallbackIoRead(void *, uint8_t *, int)

Definition at line 52 of file cl_video_libavw.c.

avwCallbackIoSeek

typedef uint64_t avwCallbackIoSeek(void *, uint64_t, int)

Definition at line 53 of file cl_video_libavw.c.

avwCallbackIoSeekSize

typedef uint64_t avwCallbackIoSeekSize(void *)

Definition at line 54 of file cl_video_libavw.c.

avwCallbackPrint

typedef void avwCallbackPrint(int, const char *)

Definition at line 51 of file cl_video_libavw.c.

Function Documentation

libavw_close()

void libavw_close

(

void *

stream

)

Definition at line 222 of file cl_video_libavw.c.

{
    libavwstream_t *s = (libavwstream_t *)stream;
 
    if (s->stream)
        qLibAvW_RemoveStream(s->stream);
    s->stream = NULL;
    if (s->file)
        FS_Close(s->file);
    s->file = NULL;
    if (s->sndchan >= 0)
        S_StopChannel(s->sndchan, true, true);
    s->sndchan = -1;
}

References libavwstream_t::file, FS_Close(), NULL, qLibAvW_RemoveStream, S_StopChannel(), libavwstream_t::sndchan, and libavwstream_t::stream.

Referenced by LibAvW_OpenVideo().

LibAvW_CloseLibrary()

void LibAvW_CloseLibrary

(

void

)

Definition at line 385 of file cl_video_libavw.c.

{
    Sys_FreeLibrary(&libavw_dll);
}

References libavw_dll, and Sys_FreeLibrary().

Referenced by CL_Video_Shutdown().

libavw_decodeframe()

static int libavw_decodeframe ( void * stream, void * imagedata, unsigned int Rmask, unsigned int Gmask, unsigned int Bmask, unsigned int bytesperpixel, int imagebytesperrow )

static

Definition at line 160 of file cl_video_libavw.c.

{
    int pixel_format = LIBAVW_PIXEL_FORMAT_BGR;
    int errorcode;
 
    libavwstream_t *s = (libavwstream_t *)stream;
 
    // start sound
    if (!s->sndstarted)
    {
        if (s->sfx != NULL)
            s->sndchan = S_StartSound(-1, 0, s->sfx, vec3_origin, 1.0f, 0);
        s->sndstarted = 1;
    }
 
    // read frame
    if (!qLibAvW_PlaySeekNextFrame(s->stream))
    {
        // got error or file end
        errorcode = qLibAvW_StreamGetError(s->stream);
        if (errorcode)
            Con_Printf(CON_ERROR "LibAvW: %s\n", qLibAvW_ErrorString(errorcode));
        return 1;
    }
 
    // decode into bgr texture
    if (bytesperpixel == 4)
        pixel_format = LIBAVW_PIXEL_FORMAT_BGRA;
    else if (bytesperpixel == 3)
        pixel_format = LIBAVW_PIXEL_FORMAT_BGR;
    else
    {
        Con_Printf(CON_ERROR "LibAvW: cannot determine pixel format for bpp %i\n", bytesperpixel);
        return 1;
    }
    if (!qLibAvW_PlayGetFrameImage(s->stream, pixel_format, imagedata, s->info_imagewidth, s->info_imageheight, min(9, max(0, cl_video_libavw_scaler.integer))))
        Con_Printf(CON_ERROR "LibAvW: %s\n", qLibAvW_ErrorString(qLibAvW_StreamGetError(s->stream)));
    return 0;
}

References cl_video_libavw_scaler, CON_ERROR, Con_Printf(), libavwstream_t::info_imageheight, libavwstream_t::info_imagewidth, cvar_t::integer, LIBAVW_PIXEL_FORMAT_BGR, LIBAVW_PIXEL_FORMAT_BGRA, max, min, NULL, qLibAvW_ErrorString, qLibAvW_PlayGetFrameImage, qLibAvW_PlaySeekNextFrame, qLibAvW_StreamGetError, S_StartSound(), libavwstream_t::sfx, libavwstream_t::sndchan, libavwstream_t::sndstarted, libavwstream_t::stream, and vec3_origin.

Referenced by LibAvW_OpenVideo().

LibAvW_FS_Read()

static int LibAvW_FS_Read ( void * opaque, uint8_t * buf, int buf_size )

static

Definition at line 238 of file cl_video_libavw.c.

{
    return FS_Read((qfile_t *)opaque, buf, buf_size);
}

References buf, and FS_Read().

Referenced by LibAvW_OpenVideo().

LibAvW_FS_Seek()

static uint64_t LibAvW_FS_Seek ( void * opaque, uint64_t pos, int whence )

static

Definition at line 242 of file cl_video_libavw.c.

{
    return (uint64_t)FS_Seek((qfile_t *)opaque, pos, whence);
}

References FS_Seek().

Referenced by LibAvW_OpenVideo().

LibAvW_FS_SeekSize()

static uint64_t LibAvW_FS_SeekSize ( void * opaque )

static

Definition at line 246 of file cl_video_libavw.c.

{
    return (uint64_t)FS_FileSize((qfile_t *)opaque);
}

References FS_FileSize().

Referenced by LibAvW_OpenVideo().

libavw_getaspectratio()

double libavw_getaspectratio

(

void *

stream

)

Definition at line 216 of file cl_video_libavw.c.

{
    return ((libavwstream_t *)stream)->info_aspectratio;
}

Referenced by LibAvW_OpenVideo().

libavw_getframerate()

double libavw_getframerate

(

void *

stream

)

Definition at line 211 of file cl_video_libavw.c.

{
    return ((libavwstream_t *)stream)->info_framerate;
}

Referenced by LibAvW_OpenVideo().

libavw_getheight()

unsigned int libavw_getheight

(

void *

stream

)

Definition at line 206 of file cl_video_libavw.c.

{
    return ((libavwstream_t *)stream)->info_imageheight;
}

Referenced by LibAvW_OpenVideo().

libavw_getwidth()

unsigned int libavw_getwidth

(

void *

stream

)

Definition at line 201 of file cl_video_libavw.c.

{
    return ((libavwstream_t *)stream)->info_imagewidth;
}

Referenced by LibAvW_OpenVideo().

libavw_message()

static void libavw_message ( int level, const char * message )

static

Definition at line 346 of file cl_video_libavw.c.

{
    if (level == LIBAVW_PRINT_WARNING)
        Con_Printf(CON_WARN "LibAvcodec warning: %s\n", message);
    else if (level == LIBAVW_PRINT_ERROR)
        Con_Printf(CON_ERROR "LibAvcodec error: %s\n", message);
    else if (level == LIBAVW_PRINT_FATAL)
        Con_Printf(CON_ERROR "LibAvcodec fatal error: %s\n", message);
    else
        Con_Printf(CON_ERROR "LibAvcodec panic: %s\n", message);
}

References CON_ERROR, Con_Printf(), CON_WARN, level, LIBAVW_PRINT_ERROR, LIBAVW_PRINT_FATAL, LIBAVW_PRINT_WARNING, and message.

Referenced by LibAvW_OpenLibrary().

LibAvW_OpenLibrary()

qbool LibAvW_OpenLibrary

(

void

)

Definition at line 358 of file cl_video_libavw.c.

{
    int errorcode;
 
    // COMMANDLINEOPTION: Video: -nolibavw disables libavcodec wrapper support
    if (Sys_CheckParm("-nolibavw"))
        return false;
 
    // load DLL's
    Sys_LoadDependency(dllnames_libavw, &libavw_dll, libavwfuncs);
    if (!libavw_dll)
        return false;
 
    // initialize libav wrapper
    if ((errorcode = qLibAvW_Init(&libavw_message)))
    {
        Con_Printf(CON_ERROR "LibAvW failed to initialize: %s\n", qLibAvW_ErrorString(errorcode));
        Sys_FreeLibrary(&libavw_dll);
    }
 
    Cvar_RegisterVariable(&cl_video_libavw_minwidth);
    Cvar_RegisterVariable(&cl_video_libavw_minheight);
    Cvar_RegisterVariable(&cl_video_libavw_scaler);
 
    return true;
}

References cl_video_libavw_minheight, cl_video_libavw_minwidth, cl_video_libavw_scaler, CON_ERROR, Con_Printf(), Cvar_RegisterVariable(), dllnames_libavw, libavw_dll, libavw_message(), libavwfuncs, qLibAvW_ErrorString, qLibAvW_Init, Sys_CheckParm(), Sys_FreeLibrary(), and Sys_LoadDependency().

Referenced by CL_Video_Init().

LibAvW_OpenVideo()

void * LibAvW_OpenVideo	(	clvideo_t *	video,
		char *	filename,
		const char **	errorstring )

Definition at line 252 of file cl_video_libavw.c.

{
    libavwstream_t *s;
    char filebase[MAX_OSPATH], check[MAX_OSPATH];
    unsigned int i;
    int errorcode;
    char *wavename;
    size_t len;
 
    if (!libavw_dll)
        return NULL;
 
    // allocate stream
    s = (libavwstream_t *)Z_Malloc(sizeof(libavwstream_t));
    if (s == NULL)
    {
        *errorstring = "unable to allocate memory for stream info structure";
        return NULL;
    }
    memset(s, 0, sizeof(libavwstream_t));
    s->sndchan = -1;
 
    // open file
    s->file = FS_OpenVirtualFile(filename, true);
    if (!s->file)
    {
        FS_StripExtension(filename, filebase, sizeof(filebase));
        // we tried .dpv, try another extensions
        for (i = 0; libavw_extensions[i] != NULL; i++)
        {
            dpsnprintf(check, sizeof(check), "%s.%s", filebase, libavw_extensions[i]);
            s->file = FS_OpenVirtualFile(check, true);
            if (s->file)
                break;
        }
        if (!s->file)
        {
            *errorstring = "unable to open videofile";
            libavw_close(s);
            Z_Free(s);
             return NULL;
        }
    }
 
    // allocate libavw stream
    if ((errorcode = qLibAvW_CreateStream(&s->stream)))
    {
        *errorstring = qLibAvW_ErrorString(errorcode);
        libavw_close(s);
        Z_Free(s);
        return NULL;
    }
 
    // open video for playing
    if (!qLibAvW_PlayVideo(s->stream, s->file, &LibAvW_FS_Read, &LibAvW_FS_Seek, &LibAvW_FS_SeekSize))
    {
        *errorstring = qLibAvW_ErrorString(qLibAvW_StreamGetError(s->stream));
        libavw_close(s);
        Z_Free(s);
        return NULL;
    }
 
    // all right, start codec
    s->info_imagewidth = qLibAvW_StreamGetVideoWidth(s->stream);
    s->info_imageheight = qLibAvW_StreamGetVideoHeight(s->stream);
    s->info_framerate = qLibAvW_StreamGetFramerate(s->stream);
    s->info_aspectratio = (double)s->info_imagewidth / (double)s->info_imageheight;
    video->close = libavw_close;
    video->getwidth = libavw_getwidth;
    video->getheight = libavw_getheight;
    video->getframerate = libavw_getframerate;
    video->decodeframe = libavw_decodeframe;
    video->getaspectratio = libavw_getaspectratio;
 
    // apply min-width, min-height, keep aspect rate
    if (cl_video_libavw_minwidth.integer > 0)
        s->info_imagewidth = max(s->info_imagewidth, (unsigned int)cl_video_libavw_minwidth.integer);
    if (cl_video_libavw_minheight.integer > 0)
        s->info_imageheight = max(s->info_imageheight, (unsigned int)cl_video_libavw_minheight.integer);
    
    // provide sound in separate .wav
    len = strlen(filename) + 10;
    wavename = (char *)Z_Malloc(len);
    if (wavename)
    {
        FS_StripExtension(filename, wavename, len-1);
        dp_strlcat(wavename, ".wav", len);
        s->sfx = S_PrecacheSound(wavename, false, false);
        s->sndchan = -1;
        Z_Free(wavename);
    }
    return s;
}

References cl_video_libavw_minheight, cl_video_libavw_minwidth, clvideo_t::close, clvideo_t::decodeframe, dp_strlcat, dpsnprintf(), libavwstream_t::file, FS_OpenVirtualFile(), FS_StripExtension(), clvideo_t::getaspectratio, clvideo_t::getframerate, clvideo_t::getheight, clvideo_t::getwidth, i, libavwstream_t::info_aspectratio, libavwstream_t::info_framerate, libavwstream_t::info_imageheight, libavwstream_t::info_imagewidth, cvar_t::integer, libavw_close(), libavw_decodeframe(), libavw_dll, libavw_extensions, LibAvW_FS_Read(), LibAvW_FS_Seek(), LibAvW_FS_SeekSize(), libavw_getaspectratio(), libavw_getframerate(), libavw_getheight(), libavw_getwidth(), max, MAX_OSPATH, NULL, qLibAvW_CreateStream, qLibAvW_ErrorString, qLibAvW_PlayVideo, qLibAvW_StreamGetError, qLibAvW_StreamGetFramerate, qLibAvW_StreamGetVideoHeight, qLibAvW_StreamGetVideoWidth, S_PrecacheSound(), libavwstream_t::sfx, libavwstream_t::sndchan, libavwstream_t::stream, strlen(), Z_Free, and Z_Malloc.

Referenced by OpenStream().

Variable Documentation

cl_video_libavw_minheight

cvar_t cl_video_libavw_minheight = {CF_ARCHIVE, "cl_video_libavw_minheight", "0", "if videos height is lesser than minimal, thay will be upscaled"}

Definition at line 121 of file cl_video_libavw.c.

{CF_ARCHIVE, "cl_video_libavw_minheight", "0", "if videos height is lesser than minimal, thay will be upscaled"};

Referenced by LibAvW_OpenLibrary(), and LibAvW_OpenVideo().

cl_video_libavw_minwidth

cvar_t cl_video_libavw_minwidth = {CF_ARCHIVE, "cl_video_libavw_minwidth", "0", "if videos width is lesser than minimal, thay will be upscaled"}

Definition at line 120 of file cl_video_libavw.c.

{CF_ARCHIVE, "cl_video_libavw_minwidth", "0", "if videos width is lesser than minimal, thay will be upscaled"};

Referenced by LibAvW_OpenLibrary(), and LibAvW_OpenVideo().

cl_video_libavw_scaler

cvar_t cl_video_libavw_scaler = {CF_ARCHIVE, "cl_video_libavw_scaler", "1", "selects a scaler for libavcode played videos. Scalers are: 0 - bilinear, 1 - bicubic, 2 - x, 3 - point, 4 - area, 5 - bicublin, 6 - gauss, 7 - sinc, 8 - lanczos, 9 - spline."}

Definition at line 122 of file cl_video_libavw.c.

{CF_ARCHIVE, "cl_video_libavw_scaler", "1", "selects a scaler for libavcode played videos. Scalers are: 0 - bilinear, 1 - bicubic, 2 - x, 3 - point, 4 - area, 5 - bicublin, 6 - gauss, 7 - sinc, 8 - lanczos, 9 - spline."};

Referenced by libavw_decodeframe(), and LibAvW_OpenLibrary().

dllnames_libavw

const char* dllnames_libavw[]

Initial value:

=
{
 
 
 
 
 
        "libavcodec.so",
 
        NULL
}

Definition at line 89 of file cl_video_libavw.c.

{
#if defined(WIN32)
        "libavcodec.dll",
#elif defined(MACOSX)
        "libavcodec.dylib",
#else
        "libavcodec.so",
#endif
        NULL
};

Referenced by LibAvW_OpenLibrary().

libavw_dll

dllhandle_t libavw_dll = NULL

static

Definition at line 101 of file cl_video_libavw.c.

Referenced by LibAvW_CloseLibrary(), LibAvW_OpenLibrary(), and LibAvW_OpenVideo().

libavw_extensions

const char* libavw_extensions[]

Initial value:

=
{
    "ogv",
    "avi",
    "mpg",
    "mp4",
    "mkv",
    "webm",
    "bik",
    "roq",
    "flv",
    "wmv",
    "mpeg",
    "mjpeg",
    "mpeg4",
    NULL
}

Definition at line 125 of file cl_video_libavw.c.

{
    "ogv",
    "avi",
    "mpg",
    "mp4",
    "mkv",
    "webm",
    "bik",
    "roq",
    "flv",
    "wmv",
    "mpeg",
    "mjpeg",
    "mpeg4",
    NULL
};

Referenced by LibAvW_OpenVideo().

libavwfuncs

dllfunction_t libavwfuncs[]

static

Initial value:

=
{
    {"LibAvW_Init",                (void **) &qLibAvW_Init },
    {"LibAvW_ErrorString",         (void **) &qLibAvW_ErrorString },
    {"LibAvW_AvcVersion",          (void **) &qLibAvW_AvcVersion },
    {"LibAvW_Version",             (void **) &qLibAvW_Version },
    {"LibAvW_CreateStream",        (void **) &qLibAvW_CreateStream },
    {"LibAvW_RemoveStream",        (void **) &qLibAvW_RemoveStream },
    {"LibAvW_StreamGetVideoWidth", (void **) &qLibAvW_StreamGetVideoWidth },
    {"LibAvW_StreamGetVideoHeight",(void **) &qLibAvW_StreamGetVideoHeight },
    {"LibAvW_StreamGetFramerate",  (void **) &qLibAvW_StreamGetFramerate },
    {"LibAvW_StreamGetError",      (void **) &qLibAvW_StreamGetError },
    {"LibAvW_PlayVideo",           (void **) &qLibAvW_PlayVideo },
    {"LibAvW_PlaySeekNextFrame",   (void **) &qLibAvW_PlaySeekNextFrame },
    {"LibAvW_PlayGetFrameImage",   (void **) &qLibAvW_PlayGetFrameImage },
    {NULL, NULL}
}

Definition at line 71 of file cl_video_libavw.c.

{
    {"LibAvW_Init",                (void **) &qLibAvW_Init },
    {"LibAvW_ErrorString",         (void **) &qLibAvW_ErrorString },
    {"LibAvW_AvcVersion",          (void **) &qLibAvW_AvcVersion },
    {"LibAvW_Version",             (void **) &qLibAvW_Version },
    {"LibAvW_CreateStream",        (void **) &qLibAvW_CreateStream },
    {"LibAvW_RemoveStream",        (void **) &qLibAvW_RemoveStream },
    {"LibAvW_StreamGetVideoWidth", (void **) &qLibAvW_StreamGetVideoWidth },
    {"LibAvW_StreamGetVideoHeight",(void **) &qLibAvW_StreamGetVideoHeight },
    {"LibAvW_StreamGetFramerate",  (void **) &qLibAvW_StreamGetFramerate },
    {"LibAvW_StreamGetError",      (void **) &qLibAvW_StreamGetError },
    {"LibAvW_PlayVideo",           (void **) &qLibAvW_PlayVideo },
    {"LibAvW_PlaySeekNextFrame",   (void **) &qLibAvW_PlaySeekNextFrame },
    {"LibAvW_PlayGetFrameImage",   (void **) &qLibAvW_PlayGetFrameImage },
    {NULL, NULL}
};

Referenced by LibAvW_OpenLibrary().

qLibAvW_AvcVersion

const char *(* qLibAvW_AvcVersion) (void)

(

void

)

Definition at line 58 of file cl_video_libavw.c.

qLibAvW_CreateStream

int(* qLibAvW_CreateStream) (void **stream)

(

void **

stream

)

Definition at line 60 of file cl_video_libavw.c.

Referenced by LibAvW_OpenVideo().

qLibAvW_ErrorString

const char *(* qLibAvW_ErrorString) (int errorcode)

(

int

errorcode

)

Definition at line 57 of file cl_video_libavw.c.

Referenced by libavw_decodeframe(), LibAvW_OpenLibrary(), and LibAvW_OpenVideo().

qLibAvW_Init

int(* qLibAvW_Init) (avwCallbackPrint *printfunction)

(

avwCallbackPrint *

printfunction

)

Definition at line 56 of file cl_video_libavw.c.

Referenced by LibAvW_OpenLibrary().

qLibAvW_PlayGetFrameImage

int(* qLibAvW_PlayGetFrameImage) (void *stream, int pixel_format, void *imagedata, int imagewidth, int imageheight, int scaler)	(	void *	stream,
		int	pixel_format,
		void *	imagedata,
		int	imagewidth,
		int	imageheight,
		int	scaler )

Definition at line 69 of file cl_video_libavw.c.

Referenced by libavw_decodeframe().

qLibAvW_PlaySeekNextFrame

int(* qLibAvW_PlaySeekNextFrame) (void *stream)

(

void *

stream

)

Definition at line 68 of file cl_video_libavw.c.

Referenced by libavw_decodeframe().

qLibAvW_PlayVideo

int(* qLibAvW_PlayVideo) (void *stream, void *file, avwCallbackIoRead *IoRead, avwCallbackIoSeek *IoSeek, avwCallbackIoSeekSize *IoSeekSize)	(	void *	stream,
		void *	file,
		avwCallbackIoRead *	IoRead,
		avwCallbackIoSeek *	IoSeek,
		avwCallbackIoSeekSize *	IoSeekSize )

Definition at line 67 of file cl_video_libavw.c.

Referenced by LibAvW_OpenVideo().

qLibAvW_RemoveStream

void(* qLibAvW_RemoveStream) (void *stream)

(

void *

stream

)

Definition at line 61 of file cl_video_libavw.c.

Referenced by libavw_close().

qLibAvW_StreamGetError

int(* qLibAvW_StreamGetError) (void *stream)

(

void *

stream

)

Definition at line 65 of file cl_video_libavw.c.

Referenced by libavw_decodeframe(), and LibAvW_OpenVideo().

qLibAvW_StreamGetFramerate

double(* qLibAvW_StreamGetFramerate) (void *stream)

(

void *

stream

)

Definition at line 64 of file cl_video_libavw.c.

Referenced by LibAvW_OpenVideo().

qLibAvW_StreamGetVideoHeight

int(* qLibAvW_StreamGetVideoHeight) (void *stream)

(

void *

stream

)

Definition at line 63 of file cl_video_libavw.c.

Referenced by LibAvW_OpenVideo().

qLibAvW_StreamGetVideoWidth

int(* qLibAvW_StreamGetVideoWidth) (void *stream)

(

void *

stream

)

Definition at line 62 of file cl_video_libavw.c.

Referenced by LibAvW_OpenVideo().

qLibAvW_Version

float(* qLibAvW_Version) (void)

(

void

)

Definition at line 59 of file cl_video_libavw.c.